| Value | Category | Cases | |
|---|---|---|---|
| 1 | 303 |
8.7%
|
|
| 3 | 2769 |
79.9%
|
|
| 7 | 36 |
1%
|
|
| 8 | 359 |
10.4%
|
|
| Sysmiss | 67 |